3242172 has 48 divisors (see below), whose sum is σ = 8370432. Its totient is φ = 971520.

The previous prime is 3242159. The next prime is 3242191. The reversal of 3242172 is 2712423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4347 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (174384).

Almost surely, 2^3242172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3242172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4185216).

3242172 is an abundant number, since it is smaller than the sum of its proper divisors (5128260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3242172 is a wasteful number, since it uses less digits than its factorization.

3242172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 736 counting only the distinct ones).

The product of its digits is 672, while the sum is 21.

The square root of 3242172 is about 1800.6032322530. The cubic root of 3242172 is about 148.0057825839.

Adding to 3242172 its reverse (2712423), we get a palindrome (5954595).

The spelling of 3242172 in words is "three million, two hundred forty-two thousand, one hundred seventy-two".